Finding the Fourth Proportional to 14,568,953.64, 20,104,629.11 and 8,042,442.99
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Solution
The fourth proportional to 14,568,953.64, 20,104,629.11 and 8,042,442.99 is: 11,098,280.45
Step by Step Solution
- Step 1: Write the proportion equation
14,568,953.64 : 20,104,629.11 = 8,042,442.99 : x - Step 2: Convert to fraction form
14,568,953.64/20,104,629.11 = 8,042,442.99/x - Step 3: Cross multiply
14,568,953.64x = 20,104,629.11 × 8,042,442.99 - Step 4: Simplify right side
14,568,953.64x = 161,690,333,412,054.72 - Step 5: Solve for x
x = 161,690,333,412,054.72/14,568,953.64 - Step 6: Final answer
x = 11,098,280.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.